olemus
rahvalik nimetamis- ja/või liigitussüsteem
=
the vernacular naming or classification of things on the basis of cultural tradition, rather than on scientific principles;
classification by ordinary people as opposed to classification by scientists

ülevaateid
https://en.wikipedia.org/wiki/Folk_taxonomy

http://human.crru.ac.th/e-journal/doweload/%E0%B8%9A%E0%B8%97%E0%B8%84%E0%B8%A7%E0%B8%B2%E0%B8%A1/022562/5.Stories%20of%20Taxonomy%20Uncovering%20Differences%20between%20Folk.pdf